-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
- * Copyright(c) 2017 IBM Corporation.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010 - 2015 Intel Corporation
+ * Copyright(c) 2017 IBM Corporation.
*/
#include <stdint.h>
-#include <rte_ethdev.h>
+#include <ethdev_driver.h>
#include <rte_malloc.h>
#include "base/i40e_prototype.h"
#include "i40e_rxtx.h"
#include "i40e_rxtx_vec_common.h"
-#include <altivec.h>
+#include <rte_altivec.h>
#pragma GCC diagnostic ignored "-Wcast-qual"
p1 = (uintptr_t)&mb1->rearm_data;
*(uint64_t *)p1 = rxq->mbuf_initializer;
- /* load buf_addr(lo 64bit) and buf_physaddr(hi 64bit) */
+ /* load buf_addr(lo 64bit) and buf_iova(hi 64bit) */
vaddr0 = vec_ld(0, (vector unsigned long *)&mb0->buf_addr);
vaddr1 = vec_ld(0, (vector unsigned long *)&mb1->buf_addr);
I40E_PCI_REG_WRITE(rxq->qrx_tail, rx_id);
}
-/* Handling the offload flags (olflags) field takes computation
- * time when receiving packets. Therefore we provide a flag to disable
- * the processing of the olflags field when they are not needed. This
- * gives improved performance, at the cost of losing the offload info
- * in the received packet
- */
-#ifdef RTE_LIBRTE_I40E_RX_OLFLAGS_ENABLE
-
static inline void
desc_to_olflags_v(vector unsigned long descs[4], struct rte_mbuf **rx_pkts)
{
/* map rss and vlan type to rss hash and vlan flag */
const vector unsigned char vlan_flags = (vector unsigned char){
0, 0, 0, 0,
- PKT_RX_VLAN_PKT | PKT_RX_VLAN_STRIPPED, 0, 0, 0,
+ RTE_MBUF_F_RX_VLAN | RTE_MBUF_F_RX_VLAN_STRIPPED, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0};
const vector unsigned char rss_flags = (vector unsigned char){
- 0, PKT_RX_FDIR, 0, 0,
- 0, 0, PKT_RX_RSS_HASH, PKT_RX_RSS_HASH | PKT_RX_FDIR,
+ 0, RTE_MBUF_F_RX_FDIR, 0, 0,
+ 0, 0, RTE_MBUF_F_RX_RSS_HASH, RTE_MBUF_F_RX_RSS_HASH | RTE_MBUF_F_RX_FDIR,
0, 0, 0, 0,
0, 0, 0, 0};
const vector unsigned char l3_l4e_flags = (vector unsigned char){
0,
- PKT_RX_IP_CKSUM_BAD,
- PKT_RX_L4_CKSUM_BAD,
- PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD,
- PKT_RX_EIP_CKSUM_BAD,
- PKT_RX_EIP_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD,
- PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD,
- PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD
- | PKT_RX_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ RTE_MBUF_F_RX_L4_CKSUM_BAD | RTE_MBUF_F_RX_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_OUTER_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_OUTER_IP_CKSUM_BAD | RTE_MBUF_F_RX_IP_CKSUM_BAD,
+ RTE_MBUF_F_RX_OUTER_IP_CKSUM_BAD | RTE_MBUF_F_RX_L4_CKSUM_BAD,
+ RTE_MBUF_F_RX_OUTER_IP_CKSUM_BAD | RTE_MBUF_F_RX_L4_CKSUM_BAD
+ | RTE_MBUF_F_RX_IP_CKSUM_BAD,
0, 0, 0, 0, 0, 0, 0, 0};
vlan0 = (vector unsigned int)vec_mergel(descs[0], descs[1]);
rx_pkts[2]->ol_flags = (uint64_t)vlan0[0];
rx_pkts[3]->ol_flags = (uint64_t)vlan0[1];
}
-#else
-#define desc_to_olflags_v(desc, rx_pkts) do {} while (0)
-#endif
#define PKTLEN_SHIFT 10
static inline void
-desc_to_ptype_v(vector unsigned long descs[4], struct rte_mbuf **rx_pkts)
+desc_to_ptype_v(vector unsigned long descs[4], struct rte_mbuf **rx_pkts,
+ uint32_t *ptype_tbl)
{
vector unsigned long ptype0 = vec_mergel(descs[0], descs[1]);
vector unsigned long ptype1 = vec_mergel(descs[2], descs[3]);
ptype0 = vec_sr(ptype0, (vector unsigned long){30, 30});
ptype1 = vec_sr(ptype1, (vector unsigned long){30, 30});
- rx_pkts[0]->packet_type = i40e_rxd_pkt_type_mapping(
- (*(vector unsigned char *)&ptype0)[0]);
- rx_pkts[1]->packet_type = i40e_rxd_pkt_type_mapping(
- (*(vector unsigned char *)&ptype0)[8]);
- rx_pkts[2]->packet_type = i40e_rxd_pkt_type_mapping(
- (*(vector unsigned char *)&ptype1)[0]);
- rx_pkts[3]->packet_type = i40e_rxd_pkt_type_mapping(
- (*(vector unsigned char *)&ptype1)[8]);
+ rx_pkts[0]->packet_type =
+ ptype_tbl[(*(vector unsigned char *)&ptype0)[0]];
+ rx_pkts[1]->packet_type =
+ ptype_tbl[(*(vector unsigned char *)&ptype0)[8]];
+ rx_pkts[2]->packet_type =
+ ptype_tbl[(*(vector unsigned char *)&ptype1)[0]];
+ rx_pkts[3]->packet_type =
+ ptype_tbl[(*(vector unsigned char *)&ptype1)[8]];
}
- /* Notice:
- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet
- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST
- * numbers of DD bits
- */
+/**
+ * vPMD raw receive routine, only accept(nb_pkts >= RTE_I40E_DESCS_PER_LOOP)
+ *
+ * Notice:
+ * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet
+ * - floor align nb_pkts to a RTE_I40E_DESCS_PER_LOOP power-of-two
+ */
static inline uint16_t
_recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts, uint8_t *split_packet)
int pos;
uint64_t var;
vector unsigned char shuf_msk;
+ uint32_t *ptype_tbl = rxq->vsi->adapter->ptype_tbl;
vector unsigned short crc_adjust = (vector unsigned short){
0, 0, /* ignore pkt_type field */
};
vector unsigned long dd_check, eop_check;
- /* nb_pkts shall be less equal than RTE_I40E_MAX_RX_BURST */
- nb_pkts = RTE_MIN(nb_pkts, RTE_I40E_MAX_RX_BURST);
-
/* nb_pkts has to be floor-aligned to RTE_I40E_DESCS_PER_LOOP */
nb_pkts = RTE_ALIGN_FLOOR(nb_pkts, RTE_I40E_DESCS_PER_LOOP);
* in one XMM reg.
*/
- /* B.1 load 1 mbuf point */
+ /* B.1 load 2 mbuf point */
mbp1 = *(vector unsigned long *)&sw_ring[pos];
/* Read desc statuses backwards to avoid race condition */
- /* A.1 load 4 pkts desc */
+ /* A.1 load desc[3] */
descs[3] = *(vector unsigned long *)(rxdp + 3);
rte_compiler_barrier();
/* B.2 copy 2 mbuf point into rx_pkts */
*(vector unsigned long *)&rx_pkts[pos] = mbp1;
- /* B.1 load 1 mbuf point */
+ /* B.1 load 2 mbuf point */
mbp2 = *(vector unsigned long *)&sw_ring[pos + 2];
+ /* A.1 load desc[2-0] */
descs[2] = *(vector unsigned long *)(rxdp + 2);
rte_compiler_barrier();
- /* B.1 load 2 mbuf point */
descs[1] = *(vector unsigned long *)(rxdp + 1);
rte_compiler_barrier();
descs[0] = *(vector unsigned long *)(rxdp);
(vector unsigned char)vec_nor(staterr, staterr),
(vector unsigned char)eop_check);
/* the staterr values are not in order, as the count
- * count of dd bits doesn't care. However, for end of
+ * of dd bits doesn't care. However, for end of
* packet tracking, we do care, so shuffle. This also
* compresses the 32-bit values to 8-bit
*/
vec_st(pkt_mb1, 0,
(vector unsigned char *)&rx_pkts[pos]->rx_descriptor_fields1
);
- desc_to_ptype_v(descs, &rx_pkts[pos]);
+ desc_to_ptype_v(descs, &rx_pkts[pos], ptype_tbl);
desc_to_olflags_v(descs, &rx_pkts[pos]);
- /* C.4 calc avaialbe number of desc */
+ /* C.4 calc available number of desc */
var = __builtin_popcountll((vec_ld(0,
(vector unsigned long *)&staterr)[0]));
nb_pkts_recd += var;
return _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);
}
- /* vPMD receive routine that reassembles scattered packets
- * Notice:
- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet
- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST
- * numbers of DD bits
- */
-uint16_t
-i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
- uint16_t nb_pkts)
+/**
+ * vPMD receive routine that reassembles single burst of 32 scattered packets
+ *
+ * Notice:
+ * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet
+ */
+static uint16_t
+i40e_recv_scattered_burst_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
+ uint16_t nb_pkts)
{
struct i40e_rx_queue *rxq = rx_queue;
uint8_t split_flags[RTE_I40E_VPMD_RX_BURST] = {0};
&split_flags[i]);
}
+/**
+ * vPMD receive routine that reassembles scattered packets.
+ */
+uint16_t
+i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
+ uint16_t nb_pkts)
+{
+ uint16_t retval = 0;
+
+ while (nb_pkts > RTE_I40E_VPMD_RX_BURST) {
+ uint16_t burst;
+
+ burst = i40e_recv_scattered_burst_vec(rx_queue,
+ rx_pkts + retval,
+ RTE_I40E_VPMD_RX_BURST);
+ retval += burst;
+ nb_pkts -= burst;
+ if (burst < RTE_I40E_VPMD_RX_BURST)
+ return retval;
+ }
+
+ return retval + i40e_recv_scattered_burst_vec(rx_queue,
+ rx_pkts + retval,
+ nb_pkts);
+}
+
static inline void
vtx1(volatile struct i40e_tx_desc *txdp,
struct rte_mbuf *pkt, uint64_t flags)
((uint64_t)pkt->data_len << I40E_TXD_QW1_TX_BUF_SZ_SHIFT));
vector unsigned long descriptor = (vector unsigned long){
- pkt->buf_physaddr + pkt->data_off, high_qw};
+ pkt->buf_iova + pkt->data_off, high_qw};
*(vector unsigned long *)txdp = descriptor;
}
return nb_pkts;
}
-void __attribute__((cold))
+void __rte_cold
i40e_rx_queue_release_mbufs_vec(struct i40e_rx_queue *rxq)
{
_i40e_rx_queue_release_mbufs_vec(rxq);
}
-int __attribute__((cold))
+int __rte_cold
i40e_rxq_vec_setup(struct i40e_rx_queue *rxq)
{
return i40e_rxq_vec_setup_default(rxq);
}
-int __attribute__((cold))
+int __rte_cold
i40e_txq_vec_setup(struct i40e_tx_queue __rte_unused * txq)
{
return 0;
}
-int __attribute__((cold))
+int __rte_cold
i40e_rx_vec_dev_conf_condition_check(struct rte_eth_dev *dev)
{
return i40e_rx_vec_dev_conf_condition_check_default(dev);